Tag: retinal cells

November 7, 2025 / Mohammed looti

PHOTORECEPTOR

Introduction and Definition of the Photoreceptor The term photoreceptor refers fundamentally to a specialized sensory neuron responsible for the initial conversion of light energy into electrical signals within the biological visual system. These critical cells, located within the retina of the eye, are the foundational elements upon which all visual perception rests, acting as biological […]

October 20, 2025 / Mohammed looti

MOVEMENT-SENSITIVE RETINAL CELLS

Movement-Sensitive Retinal Cells: Mechanisms and Function The Core Definition of Movement-Sensitive Retinal Cells Movement-Sensitive Retinal Cells (MSRCs), often referred to as direction-selective ganglion cells (DSGCs), are a specialized group of neurons located within the retina that exhibit a unique response profile: they fire robustly when a visual stimulus moves across their field in a particular […]